Physical World Units and Measurements - Result Question 49

50. A certain body weighs 22.42gm and has a measured volume of 4.7cc. The possible error in the measurement of mass and volume are 0.01gm and 0.1cc. Then maximum error in the density will be

(a) 22

(b) 2

(c) 0.2

(d) 0.02

[1991]

Show Answer

Answer:

Correct Answer: 50. (b)

Solution:

  1. (b) Density, D=Mass(M)Volume(V)

ΔDD=ΔMM+ΔVV=(0.0122.42+0.14.7)×100=2



NCERT Chapter Video Solution

Dual Pane